SC US (TTGP), LTD. - 20 Feb 2025 SCHEDULE 13D/A Report for Amplitude, Inc. Class A Common Stock, par value $0.00001 per share (AMPL)

Filing Manager
SC US (TTGP), LTD.
Reporting Manager
SC US (TTGP), LTD. ("SC US (TTGP)")
Security
Amplitude, Inc. Class A Common Stock, par value $0.00001 per share
Symbol
AMPL
Shares outstanding
103,266,081 shares
Disclosed Ownership
10,223,342 shares
Ownership
9.9%
Form type
SCHEDULE 13D/A
Filing time
25 Feb 2025, 21:23:57 UTC
Date of event
20 Feb 2025
SEC
View on sec.gov

Quoteable Key Fact

"SC US (TTGP), LTD. disclosed 9.9% ownership in Amplitude, Inc. Class A Common Stock, par value $0.00001 per share (AMPL) on 20 Feb 2025."

Quick Takeaways

  • SC US (TTGP), LTD. filed SCHEDULE 13D/A for Amplitude, Inc. Class A Common Stock, par value $0.00001 per share (AMPL).
  • Disclosed ownership: 9.9%.
  • Date of event: 20 Feb 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 25 Feb 2025, 21:23.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (13)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
SEQUOIA CAPITAL GLOBAL GROWTH FUND III - ENDURANCE PARTNERS, L.P. ("SC GGF III") 2.6% 2,554,932 0 2,554,932 Roelof Botha Roelof Botha, Director
SEQUOIA CAPITAL U.S. GROWTH FUND VIII, L.P. ("SEQUOIA CAPITAL U.S. GROWTH FUND VIII") 4.8% 4,869,459 0 4,869,459 Roelof Botha Roelof Botha, Director
SEQUOIA CAPITAL U.S. VENTURE 2010 -SEED FUND, L.P. ("USV 2010 -SEED") 0.2% 235,201 0 235,201 Roelof Botha Roelof Botha, Director
SEQUOIA CAPITAL U.S. GROWTH FUND IX, L.P. ("SEQUOIA CAPITAL U.S. GROWTH FUND IX") 2.3% 2,225,077 0 2,225,077 Roelof Botha Roelof Botha, Director
SEQUOIA CAPITAL U.S. GROWTH PARTNERS FUND IX, L.P. ("SEQUOIA CAPITAL U.S. GROWTH PARTNERS FUND IX") 0.1% 95,885 0 95,885 Roelof Botha Roelof Botha, Director
SEQUOIA CAPITAL U.S. GROWTH IX PRINCIPALS FUND, L.P. ("SEQUOIA CAPITAL U.S. GROWTH IX PRINCIPALS FUND") 0.3% 242,788 0 242,788 Roelof Botha Roelof Botha, Director
SCGGF III -ENDURANCE PARTNERS MANAGEMENT, L.P. ("SCGGF III-ENDURANCE PARTNERS MANAGEMENT") 2.6% 2,554,932 0 2,554,932 Roelof Botha Roelof Botha, Director
SC U.S. GROWTH VIII MANAGEMENT, L.P. ("SC U.S. GROWTH VIII MANAGEMENT") 4.8% 4,869,459 0 4,869,459 Roelof Botha Roelof Botha, Director
SC U.S. VENTURE 2010 MANAGEMENT, L.P. ("USV 2010 MANAGEMENT") 0.2% 235,201 0 235,201 Roelof Botha Roelof Botha, Director
SC U.S. GROWTH IX MANAGEMENT, L.P. ("SC U.S. GROWTH IX MANAGEMENT") 2.7% 2,563,750 0 2,563,750 Roelof Botha Roelof Botha, Director
SC US (TTGP), LTD. ("SC US (TTGP)") 9.9% 10,223,342 0 10,223,342 Roelof Botha Roelof Botha, Director 0001607841
DOUGLAS LEONE ("DL") 2.6% 2,554,932 0 2,554,932 Douglas Leone Douglas Leone
ROELOF BOTHA ("RB") 2.6% 2,554,932 0 2,554,932 Roelof Botha Roelof Botha
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Here you can make detailed settings or revoke your consent (in part if necessary) with effect for the future. For further information, please refer to our Privacy Policy .